XL-S10H (serv.man11) - Sharp Audio Service Manual (repair manual). Page 31

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XL-S10H
7 – 1
Audio
XL-S10H
Service Manual
XS10H
Market
E
 
CHAPTER 7. 
OTHERS
[1] FUNCTION TABLE OF IC
IC701 RH-iXA006SJZZ: System Microcomputer (IXA006SJ) (1/2)
IC701 RH-iXA007SJZZ: System Microcomputer (IXA007SJ) (1/2)
IC701 RH-iXA019SJZZ: System Microcomputer (IXA019SJ) (1/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin 
No.
Port Name
Terminal Name
Input/Output
Terminal status
Option 
resistor, 
etc.
Function
Reset
Active
1
I_TU_DATA
P14
Input
L
H/L
LV23002 serial data input
2
O_TU_CLK
P15
Output
L
H/L
LV23002 serial clock output
3
O_FUNC_DATA
P16
Output
L
H/L
BD3881 CONT output
4
O_FUNC_CLK
P17
Output
L
H/L
BD3881 CONT output
5
RES
Input
RESET
6
XT1/AN10
Terminal connecting resonator for sub 
clock f=32.768kHz
7
XT2/AN11
8
GND
VSS1
GND
9
CF1
Terminal connecting resonator for main 
clock f=8.5MHz
10
CF2
11
VDD1
VDD1
Power supply +5.0V
12
I_HOLD
P80/AN0
Input
H
H
Power supply voltage monitoring input
13
I_VP_CHK
P81/AN1
Input
A/D Input
Abnormal voltage monitoring input
14
I_CD_LID
P82/AN2
Input
L
H/L
CD lid OPEN detection SW input
15
I_CD_DRF
P83/AN3
Input
L
H/L
CD DRF signal input
16
I_TP_STATE
P84/AN4
Input
A/D Input
DECK status monitoring input
17
I_VOL_ENC
P85/AN5
Input
A/D Input
VOL encoder input
18
I_KEY1
P86/AN6
Input
A/D Input
Main unit KEY input 1
19
I_KEY2
P87/AN7
Input
A/D Input
Main unit KEY input 2
20
I-SUFIX
P70/INT0/AN8
Input
A/D Input
Destination select input
21
I_CD_WRQ
P71/INT1/AN9
Input
L
H/L
CD WRQ signal input
22
O_POWER
P72/INT2
Output
L
H/L
Power ON/OFF output
23
I_REM
P73/INT3
Input
L
H/L
Remote control pulse signal input
24
IO_EEP_DATA
S0/PA0
Input/Output
L
H/L
EEPROM control data input/output
(Pull-down at 100k? when not used)
25
S1/PA1
26
O_EEP_CLK
S2/PA2
Output
L
H/L
EEPROM control clock output
27*
NC
S3/PA3
Output
L
L
“L” fixed output
28*
NC
S4/PA4
Output
L
L
29*
NC
S5/PA5
Output
L
L
30*
NC
S6/PA6
Output
L
L
31*
NC
S7/PA7
Output
L
L
32*
NC
S8/PB0
Output
L
L
33*
NC
S9/PB1
Output
L
L
34*
NC
S10/PB2
Output
L
L
35*
NC
S11/PB3
Output
L
L
36
S19
S12/PB4
LCD segment output
37
S18
S13/PB5
38
S17
S14/PB6
39
VDD2
VDD2
Microprocessor power supply +5.0V
40
GND
VSS2
Microprocessor power supply GND
41
S16
S15/PB7
LCD segment output
42
S15
S24/PD0
43
S14
S25/PD1
44
S13
S26/PD2
45
S12
S27/PD3
46
S11
S28/PD4
47
S10
S29/PD5
48
S09
S30/PD6
49
S08
S31/PD7
50
S07
S32/PE0
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